| Records |
| Author |
Zhang, F.; Inokoshi, M.; Batuk, M.; Hadermann, J.; Naert, I.; Van Meerbeek, B.; Vleugels, J. |
| Title |
Strength, toughness and aging stability of highly-translucent Y-TZP ceramics for dental restorations |
Type |
A1 Journal article |
| Year |
2016 |
Publication |
Dental Materials |
Abbreviated Journal |
Dent Mater |
| Volume |
32 |
Issue |
32 |
Pages  |
e327-e337 |
| Keywords |
A1 Journal article; Electron Microscopy for Materials Science (EMAT); |
| Abstract |
OBJECTIVE: The aim was to evaluate the optical properties, mechanical properties and aging stability of yttria-stabilized zirconia with different compositions, highlighting the influence of the alumina addition, Y2O3 content and La2O3 doping on the translucency. METHODS: Five different Y-TZP zirconia powders (3 commercially available and 2 experimentally modified) were sintered under the same conditions and characterized by X-ray diffraction with Rietveld analysis and scanning electron microscopy (SEM). Translucency (n=6/group) was measured with a color meter, allowing to calculate the translucency parameter (TP) and the contrast ratio (CR). Mechanical properties were appraised with four-point bending strength (n=10), single edge V-notched beam (SEVNB) fracture toughness (n=8) and Vickers hardness (n=10). The aging stability was evaluated by measuring the tetragonal to monoclinic transformation (n=3) after accelerated hydrothermal aging in steam at 134 degrees C, and the transformation curves were fitted by the Mehl-Avrami-Johnson (MAJ) equation. Data were analyzed by one-way ANOVA, followed by Tukey's HSD test (alpha=0.05). RESULTS: Lowering the alumina content below 0.25wt.% avoided the formation of alumina particles and therefore increased the translucency of 3Y-TZP ceramics, but the hydrothermal aging stability was reduced. A higher yttria content (5mol%) introduced about 50% cubic zirconia phase and gave rise to the most translucent and aging-resistant Y-TZP ceramics, but the fracture toughness and strength were considerably sacrificed. 0.2mol% La2O3 doping of 3Y-TZP tailored the grain boundary chemistry and significantly improved the aging resistance and translucency. Although the translucency improvement by La2O3 doping was less effective than for introducing a substantial amount of cubic zirconia, this strategy was able to maintain the mechanical properties of typical 3Y-TZP ceramics. SIGNIFICANCE: Three different approaches were compared to improve the translucency of 3Y-TZP ceramics. |
| Address |
KU Leuven, Department of Materials Engineering, Kasteelpark Arenberg 44, Belgium |
| Corporate Author |
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Thesis |
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| Publisher |
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Place of Publication |
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Editor |
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| Language |
English |
Wos |
000389516400003 |
Publication Date |
2016-10-06 |
| Series Editor |
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Series Title |
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Abbreviated Series Title |
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| Series Volume |
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Series Issue |
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Edition |
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| ISSN |
0109-5641 |
ISBN |
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Additional Links |
UA library record; WoS full record; WoS citing articles |
| Impact Factor |
4.07 |
Times cited |
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Open Access |
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| Notes |
The authors acknowledge the Research Fund of KU Leu- ven under project 0T/10/052 and the Fund for Scientific Research Flanders (FWO-Vlaanderen) under grant G.0431.10N. F. Zhang thanks the Research Fund of KU Leuven for her post- doctoral fellowship (PDM/15/153). We thank M. Peumans for the translucency measurements. |
Approved |
Most recent IF: 4.07 |
| Call Number |
EMAT @ emat @ c:irua:136821 |
Serial |
4313 |
| Permanent link to this record |
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| |
| Author |
Meledina, M. |
| Title |
Advanced electron microscopy characterization of catalysts |
Type |
Doctoral thesis |
| Year |
2016 |
Publication |
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Abbreviated Journal |
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| Volume |
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Issue |
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Pages |
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| Keywords |
Doctoral thesis; Electron microscopy for materials research (EMAT) |
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Place of Publication |
Antwerpen |
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UA library record |
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Open Access |
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| Notes |
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Approved |
Most recent IF: NA |
| Call Number |
UA @ lucian @ c:irua:133788 |
Serial |
4135 |
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| Author |
Orlova, N. |
| Title |
Emergent phenomena in superconductors and superfluids with multicomponent quantum condensates |
Type |
Doctoral thesis |
| Year |
2016 |
Publication |
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Abbreviated Journal |
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| Volume |
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Issue |
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Pages |
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| Keywords |
Doctoral thesis; Condensed Matter Theory (CMT) |
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Antwerpen |
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Additional Links |
UA library record |
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Times cited |
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Open Access |
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| Notes |
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Approved |
Most recent IF: NA |
| Call Number |
UA @ lucian @ c:irua:134094 |
Serial |
4172 |
| Permanent link to this record |
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| |
| Author |
Van Duppen, B. |
| Title |
Plasmonics in graphene and related materials |
Type |
Doctoral thesis |
| Year |
2016 |
Publication |
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Abbreviated Journal |
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| Volume |
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Issue |
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Pages |
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| Keywords |
Doctoral thesis; Condensed Matter Theory (CMT) |
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Antwerpen |
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Edition |
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Additional Links |
UA library record |
| Impact Factor |
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Times cited |
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Open Access |
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| Notes |
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Approved |
Most recent IF: NA |
| Call Number |
UA @ lucian @ c:irua:133554 |
Serial |
4226 |
| Permanent link to this record |
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| |
| Author |
Bogaerts, A. |
| Title |
Glow discharge optical spectroscopy and mass spectrometry |
Type |
A1 Journal article |
| Year |
2016 |
Publication |
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Abbreviated Journal |
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| Volume |
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Issue |
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Pages |
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| Keywords |
A1 Journal article; PLASMANT |
| Abstract |
Atomic Spectroscopy Optical (atomic absorption spectroscopy, AAS; atomic emission spectroscopy, AES; atomic fluorescence spectroscopy, AFS; and optogalvanic spectroscopy) and mass spectrometric (magnetic sector, quadrupole mass analyzer, QMA; quadrupole ion trap, QIT; Fourier transform ion cyclotron resonance, FTICR; and time-of-flight, TOF) instrumentation are well suited for coupling to the glow discharge (GD). The GD is a relatively simple device. A potential gradient (500–1500 V) is applied between an anode and a cathode. In most cases, the sample is also the cathode. A noble gas (mostly Ar) is introduced into the discharge region before power initiation. When a potential is applied, electrons are accelerated toward the anode. As these electrons accelerate, they collide with gas atoms. A fraction of these collisions are of sufficient energy to remove an electron from a support gas atom, forming an ion. These ions are, in turn, accelerated toward the cathode. These ions impinge on the surface of the cathode, sputtering sample atoms from the surface. Sputtered atoms that do not redeposit on the surface diffuse into the excitation/ionization regions of the plasma where they can undergo excitation and/or ionization via a number of collisional processes, and the photons or ions created in this way can be detected with optical emission spectroscopy or mass spectrometry. GD sources offer a number of distinct advantages that make them well suited for specific types of analyses. These sources afford direct analysis of solid samples, thus minimizing the sample preparation required for analysis. The nature of the plasma also provides mutually exclusive atomization and excitation processes that help to minimize the matrix effects that plague so many other elemental techniques. In recent years, there is also increasing interest for using GD sources for liquid and gas analyses. In this article, first, the principles of operation of the GD plasma are reviewed, with an emphasis on how those principles relate to optical spectroscopy and mass spectrometry. Basic applications of the GD techniques are considered next. These include bulk analysis, surface analysis, and the analysis of solution and gaseous samples. The requirements necessary to obtain optical information are addressed following the analytical applications. This article focuses on the instrumentation needed to make optical measurements using the GD as an atomization/excitation source. Finally, mass spectrometric instrumentation and interfaces are addressed as they pertain to the use of a GD plasma as an ion source. GD sources provide analytically useful gas-phase species from solid samples. These sources can be interfaced with a variety of spectroscopic and spectrometric instruments for both quantitative and qualitative analyses. |
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Wos |
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Publication Date |
2006-09-11 |
| Series Editor |
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Series Title |
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Abbreviated Series Title |
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| Series Volume |
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Series Issue |
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Edition |
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Additional Links |
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| Impact Factor |
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Times cited |
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Open Access |
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| Notes |
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Approved |
Most recent IF: NA |
| Call Number |
PLASMANT @ plasmant @ |
Serial |
4282 |
| Permanent link to this record |
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| |
| Author |
Sobrino Fernández, M. |
| Title |
Confinement induced assembly of anisotropic particles : patchy colloids and water molecules |
Type |
Doctoral thesis |
| Year |
2016 |
Publication |
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Abbreviated Journal |
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| Volume |
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Issue |
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Pages |
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| Keywords |
Doctoral thesis; Condensed Matter Theory (CMT) |
| Abstract |
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| Address |
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Thesis |
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Place of Publication |
Antwerpen |
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Publication Date |
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| Series Editor |
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Series Title |
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Abbreviated Series Title |
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Series Issue |
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Edition |
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ISBN |
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Additional Links |
UA library record |
| Impact Factor |
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Times cited |
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Open Access |
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| Notes |
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Approved |
Most recent IF: NA |
| Call Number |
UA @ lucian @ c:irua:135841 |
Serial |
4349 |
| Permanent link to this record |
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| |
| Author |
Moldovan, D. |
| Title |
Electronic properties of strained graphene and supercritical charge centers |
Type |
Doctoral thesis |
| Year |
2016 |
Publication |
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Abbreviated Journal |
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| Volume |
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Issue |
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Pages |
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| Keywords |
Doctoral thesis; Condensed Matter Theory (CMT) |
| Abstract |
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Thesis |
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Place of Publication |
Antwerpen |
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Additional Links |
UA library record |
| Impact Factor |
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Times cited |
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Open Access |
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| Notes |
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Approved |
Most recent IF: NA |
| Call Number |
UA @ lucian @ c:irua:135792 |
Serial |
4352 |
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| Author |
Van de Put, M.L. |
| Title |
Modeling of quantum electron transport with applications in energy filtering nanostructures |
Type |
Doctoral thesis |
| Year |
2016 |
Publication |
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Abbreviated Journal |
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| Volume |
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Issue |
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Pages |
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| Keywords |
Doctoral thesis; Condensed Matter Theory (CMT) |
| Abstract |
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| Address |
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| Corporate Author |
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Thesis |
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Place of Publication |
Antwerpen |
Editor |
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Abbreviated Series Title |
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Additional Links |
UA library record |
| Impact Factor |
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Times cited |
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Open Access |
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| Notes |
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Approved |
Most recent IF: NA |
| Call Number |
UA @ lucian @ c:irua:138752 |
Serial |
4357 |
| Permanent link to this record |
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| Author |
Clark, L. |
| Title |
The creation and quantication of electron vortex beams, towards their application |
Type |
Doctoral thesis |
| Year |
2016 |
Publication |
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Abbreviated Journal |
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| Volume |
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Issue |
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Pages |
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| Keywords |
Doctoral thesis; Electron microscopy for materials research (EMAT) |
| Abstract |
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| Address |
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Thesis |
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Place of Publication |
Antwerpen |
Editor |
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Wos |
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Publication Date |
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| Series Editor |
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Series Title |
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Abbreviated Series Title |
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Series Issue |
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Edition |
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| ISSN |
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ISBN |
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Additional Links |
UA library record |
| Impact Factor |
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Times cited |
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Open Access |
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| Notes |
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Approved |
Most recent IF: NA |
| Call Number |
UA @ lucian @ c:irua:135946 |
Serial |
4373 |
| Permanent link to this record |
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| |
| Author |
Hu, Z.-Y. |
| Title |
Electron microscopy of hierarchically structured nanomaterials : linking structure to properties and synthesis |
Type |
Doctoral thesis |
| Year |
2016 |
Publication |
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Abbreviated Journal |
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| Volume |
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Issue |
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Pages |
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| Keywords |
Doctoral thesis; Electron microscopy for materials research (EMAT) |
| Abstract |
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| Address |
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| Corporate Author |
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Thesis |
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Place of Publication |
Antwerpen |
Editor |
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Publication Date |
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Abbreviated Series Title |
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Edition |
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ISBN |
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Additional Links |
UA library record |
| Impact Factor |
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Times cited |
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Open Access |
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| Notes |
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Approved |
Most recent IF: NA |
| Call Number |
UA @ lucian @ c:irua:138754 |
Serial |
4377 |
| Permanent link to this record |
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| Author |
Grieten, E. |
| Title |
Modifications to the nano-texture of old photographs & daguerreotypes by degradation and atmospheric plasma treatment |
Type |
Doctoral thesis |
| Year |
2016 |
Publication |
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Abbreviated Journal |
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| Volume |
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Issue |
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Pages |
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| Keywords |
Doctoral thesis; Art; Electron microscopy for materials research (EMAT) |
| Abstract |
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| Address |
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| Corporate Author |
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Thesis |
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| Publisher |
Universiteit Antwerpen, Faculteit Ontwerpwetenschappen, Opleiding Conservatie-Restauratie |
Place of Publication |
Antwerpen |
Editor |
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Publication Date |
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Series Title |
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Abbreviated Series Title |
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Edition |
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ISBN |
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Additional Links |
UA library record |
| Impact Factor |
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Times cited |
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Open Access |
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| Notes |
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Approved |
Most recent IF: NA |
| Call Number |
UA @ lucian @ c:irua:135932 |
Serial |
4393 |
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| Author |
Juchtmans, R. |
| Title |
Novel applications of vortex beams and spiral phase plates in transmission electron microscopy |
Type |
Doctoral thesis |
| Year |
2016 |
Publication |
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Abbreviated Journal |
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| Volume |
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Issue |
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Pages |
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| Keywords |
Doctoral thesis; Electron microscopy for materials research (EMAT) |
| Abstract |
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| Address |
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| Corporate Author |
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Thesis |
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Place of Publication |
Antwerpen |
Editor |
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Publication Date |
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Series Title |
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Abbreviated Series Title |
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Series Issue |
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Edition |
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ISBN |
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Additional Links |
UA library record |
| Impact Factor |
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Times cited |
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Open Access |
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| Notes |
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Approved |
Most recent IF: NA |
| Call Number |
UA @ lucian @ c:irua:135836 |
Serial |
4394 |
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| Author |
De Bie, C. |
| Title |
Fluid modeling of the plasma-assisted conversion of greenhouse gases to value-added chemicals in a dielectric barrier discharge |
Type |
Doctoral thesis |
| Year |
2016 |
Publication |
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Abbreviated Journal |
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| Volume |
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Issue |
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Pages |
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| Keywords |
Doctoral thesis; Plasma Lab for Applications in Sustainability and Medicine – Antwerp (PLASMANT) |
| Abstract |
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Place of Publication |
Antwerpen |
Editor |
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Abbreviated Series Title |
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Edition |
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ISBN |
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Additional Links |
UA library record |
| Impact Factor |
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Times cited |
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Open Access |
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| Notes |
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Approved |
Most recent IF: NA |
| Call Number |
UA @ lucian @ c:irua:138591 |
Serial |
4466 |
| Permanent link to this record |
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| Author |
Ozkan, A. |
| Title |
CO2 splitting in a dielectric barrier discharge plasma : understanding of physical and chemical aspects |
Type |
Doctoral thesis |
| Year |
2016 |
Publication |
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Abbreviated Journal |
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| Volume |
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Issue |
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Pages |
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| Keywords |
Doctoral thesis; Plasma Lab for Applications in Sustainability and Medicine – Antwerp (PLASMANT) |
| Abstract |
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| Address |
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| Corporate Author |
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Thesis |
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| Publisher |
Université Libre de Bruxelles/Universiteit Antwerpen |
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Additional Links |
UA library record |
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Times cited |
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Open Access |
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| Notes |
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Approved |
Most recent IF: NA |
| Call Number |
UA @ lucian @ c:irua:136265 |
Serial |
4470 |
| Permanent link to this record |
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| Author |
de Mey, Y.; Wauters, E.; Schmid, D.; Lips, M.; Vancauteren, M.; Van Passel, S. |
| Title |
Farm household risk balancing : empirical evidence from Switzerland |
Type |
A1 Journal article |
| Year |
2016 |
Publication |
European Review Of Agricultural Economics |
Abbreviated Journal |
Eur Rev Agric Econ |
| Volume |
43 |
Issue |
4 |
Pages |
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| Keywords |
A1 Journal article; Economics |
| Abstract |
Empirical evidence on household risk balancing behaviour is presented by estimating a fixed effects seemingly unrelated regression model using Swiss Farm Accountancy Data Network data. We find that in response to changes in expected business risks, Swiss farm households not only make strategic farm financial risk decisions (original risk balancing), but also make strategic off-farm decisions (household risk balancing) by altering their share of off-farm income and relative consumption. Small farms appear to make more use of household risk balancing strategies whereas large farms conversely make more use of the original risk balancing strategy. |
| Address |
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Thesis |
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Place of Publication |
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Editor |
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Wos |
000386026600005 |
Publication Date |
2015-11-05 |
| Series Editor |
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Series Title |
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Abbreviated Series Title |
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Series Issue |
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Edition |
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| ISSN |
0165-1587; 1464-3618 |
ISBN |
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Additional Links |
UA library record; WoS full record; WoS citing articles; WoS full record; WoS citing articles |
| Impact Factor |
1.6 |
Times cited |
15 |
Open Access |
|
| Notes |
; This research was funded by a scholarship from the Agency for Innovation by Science and Technology (IWT) in Flanders. The authors are very grateful to Ludwig Lauwers and Frankwin van Winsen for many helpful discussions. They also thank the editor and two anonymous reviewers for their constructive comments and conference/workshop participants from ART, BAAE, EAAE, KU Leuven and WUR for excellent comments on earlier versions of the article. The views expressed in this article are those of the authors and do not necessarily reflect those of the Agroscope Institute for Sustainability Sciences ISS. ; |
Approved |
Most recent IF: 1.6 |
| Call Number |
UA @ admin @ c:irua:138183 |
Serial |
6202 |
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| Author |
Gielis, J.; Ding, Y.; Shi, P. |
| Title |
Towards a geometrical theory of morphology and morphogenesis |
Type |
P3 Proceeding |
| Year |
2016 |
Publication |
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Abbreviated Journal |
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Issue |
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Pages |
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| Keywords |
P3 Proceeding; Engineering sciences. Technology; Sustainable Energy, Air and Water Technology (DuEL) |
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Edition |
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Additional Links |
UA library record |
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Times cited |
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Open Access |
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| Notes |
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Approved |
no |
| Call Number |
UA @ admin @ c:irua:144548 |
Serial |
8677 |
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| Author |
Gorissen, L.; Vrancken, K.; Manshoven, S. |
| Title |
Transition thinking and business model innovation-towards a transformative business model and new role for the reuse centers of Limburg, Belgium |
Type |
A1 Journal article |
| Year |
2016 |
Publication |
Sustainability |
Abbreviated Journal |
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| Volume |
8 |
Issue |
2 |
Pages |
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| Keywords |
A1 Journal article; Sustainable Energy, Air and Water Technology (DuEL) |
| Abstract |
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| Address |
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| Corporate Author |
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Thesis |
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| Publisher |
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Place of Publication |
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Editor |
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Wos |
000371830100060 |
Publication Date |
2016-01-26 |
| Series Editor |
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Series Title |
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Abbreviated Series Title |
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| Series Volume |
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Series Issue |
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Edition |
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| ISSN |
2071-1050 |
ISBN |
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Additional Links |
UA library record; WoS full record; WoS citing articles |
| Impact Factor |
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Times cited |
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Open Access |
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| Notes |
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Approved |
no |
| Call Number |
UA @ admin @ c:irua:133165 |
Serial |
8696 |
| Permanent link to this record |
